package com.baidu.oa;

import java.util.Calendar;
import java.util.Date;
import java.util.Random;
import java.util.UUID;

public class Test {
    public static void main(String[] args) {
//        String uuid = UUID.randomUUID().toString().replace("-","");
//        System.out.println(uuid);


//        Random random = new Random();
//        long i = random.nextInt();
//        System.out.println(i);

        Calendar instance = Calendar.getInstance();
        instance.setTime(new Date());
        System.out.println(instance);

    }
}
